Re: Remove Indeterminate elements
- To: mathgroup at smc.vnet.net
- Subject: [mg64292] Re: [mg64280] Remove Indeterminate elements
- From: "Baris Erbas" <berbas at anadolu.edu.tr>
- Date: Fri, 10 Feb 2006 02:13:29 -0500 (EST)
- Organization: Anadolu University
- Reply-to: <berbas at anadolu.edu.tr>
- Sender: owner-wri-mathgroup at wolfram.com
Dear Maarten, I had sorted out the problem with a test under a For loop, but the Select function you suggested seems much shorter and efficient. Thank you all for your help. Baris > -----Original Message----- > From: Maarten van der Burgt [mailto:maarten.vanderburgt at icos.be] To: mathgroup at smc.vnet.net > Subject: [mg64292] Re: [mg64280] Remove Indeterminate elements > > > Baris, > > With the function Select you can tackle these problems. > > t={{1,2},{3,4},{5,6},{Indeterminate,Indeterminate},{8,9}} > > Select[t,NumericQ[Plus@@#]&] > > {{1,2},{3,4},{5,6},{8,9}} > > The 2nd argument in Select adds the entities of the elements of t and > return False when the result in not Numeric. > > Hope this helps > > Maarten > > > > > "Baris Erbas" > <berbas@anado To: mathgroup at smc.vnet.net > lu.edu.tr> cc: > Subject: [mg64292] [mg64280] Remove > Indeterminate elements > 09/02/2006 > 08:44 > Please > respond to > berbas > > > > > > > > Dear All, > > I have been trying to remove some elements of a list which should be quite > straightforward. The list is as follows: > > {{x1,y1},{x2,y2},.{xi,yi},{Indeterminate,Indeterminate},.{xn,yn}}. All the > components are real numbers apart from some Indeterminate expressions. I > want the list without the Indeterminate terms. I have been trying to use > Delete with If command but cannot succeed. > > Can anyone help please? > > Thanks > > >